diff --git a/src/main.ts b/src/main.ts
index 82e40a8..4167657 100644
--- a/src/main.ts
+++ b/src/main.ts
@@ -14,6 +14,6 @@ async function bootstrap() {
   const documentFactory = () => SwaggerModule.createDocument(app, config);
   SwaggerModule.setup('api', app, documentFactory);
 
-  await app.listen(process.env.PORT ?? 8001);
+  await app.listen(process.env.PORT ?? 4000);
 }
 bootstrap();